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Suppose that in a senior college class of 500 students, it is found that 210 smoke, 258 drink alcoholic beverages, 216 eat between meals, 122 smoke and drink alcoholic beverages, 83 eat between meals and drink alcoholic beverages, 97 smoke and eat between meals and 52 engage in all three of these bad health practices. If a member of this senior class is selected at random, find the probability that the student a) smokes but does not drink alcoholic beverages; b) eats between meals and drinks alcoholic beverages but does not smoke; c) neither smokes nor eats between meals.
Each party's position must be statistically sound. Include as suitable graphs, computations, and statistical tests.
If the Pearson Correlation is 0.18, what do we get, what is the value called, and what does it tell us?
The booster club has gotten several businesses and car dealers to donate gasoline and cars for the college students to use to make a maximum of 575 personal contacts daily during the fund-raising drive. The college student will donate a total of 2..
Temperature is used to measure the output of a production process. When the process is in control , the mean of the process is 128.5 and the standard deviation is 0.4
If Z = 1.96, s = 3, and E = 1, determine the correct sample size.
In a series of tests, the piece was let operate till failure, repaired immediately, and let operate till next failure and so on for 3 months. The total number failures observed were 3.
Customers enter the waiting line at a cafeteria on a first-come, first-served basis. The arrival rate follows a Poisson distribution, while service times follow an exponential distribution.
Perform a hypothesis test by using.04 level of significance to find out if there is a difference between the population means.
Find out equation of the line of best fit. Find out r - Is there a strong relationship?
What are the theoretical parameters for the sampling distribution based on these 40 trains? Assume you are dealing with an infinite population of trains.
Estimated the probability that among 75 randomly selected students, at least 20 of them score greater than 78.
If person is selected at random determine the probability that he/she has enzyme level less than 4.0 units/ml?
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